diff options
Diffstat (limited to 'xorg-server/randr/rrtransform.h')
| -rw-r--r-- | xorg-server/randr/rrtransform.h | 161 |
1 files changed, 86 insertions, 75 deletions
diff --git a/xorg-server/randr/rrtransform.h b/xorg-server/randr/rrtransform.h index 561762dfe..eaced0d3e 100644 --- a/xorg-server/randr/rrtransform.h +++ b/xorg-server/randr/rrtransform.h @@ -1,75 +1,86 @@ -/* - * Copyright © 2007 Keith Packard - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting documentation, and - * that the name of the copyright holders not be used in advertising or - * publicity pertaining to distribution of the software without specific, - * written prior permission. The copyright holders make no representations - * about the suitability of this software for any purpose. It is provided "as - * is" without express or implied warranty. - * - * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE - * OF THIS SOFTWARE. - */ - -#ifndef _RRTRANSFORM_H_ -#define _RRTRANSFORM_H_ - -#include <X11/extensions/randr.h> -#include "picturestr.h" - -typedef struct _rrTransform RRTransformRec, *RRTransformPtr; - -struct _rrTransform { - PictTransform transform; - struct pict_f_transform f_transform; - struct pict_f_transform f_inverse; - PictFilterPtr filter; - xFixed *params; - int nparams; - int width; - int height; -}; - -extern _X_EXPORT void -RRTransformInit (RRTransformPtr transform); - -extern _X_EXPORT void -RRTransformFini (RRTransformPtr transform); - -extern _X_EXPORT Bool -RRTransformEqual (RRTransformPtr a, RRTransformPtr b); - -extern _X_EXPORT Bool -RRTransformSetFilter (RRTransformPtr dst, - PictFilterPtr filter, - xFixed *params, - int nparams, - int width, - int height); - -extern _X_EXPORT Bool -RRTransformCopy (RRTransformPtr dst, RRTransformPtr src); - -extern _X_EXPORT Bool -RRTransformCompute (int x, - int y, - int width, - int height, - Rotation rotation, - RRTransformPtr rr_transform, - - PictTransformPtr transform, - struct pict_f_transform *f_transform, - struct pict_f_transform *f_inverse); - - -#endif /* _RRTRANSFORM_H_ */ +/*
+ * Copyright © 2007 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that copyright
+ * notice and this permission notice appear in supporting documentation, and
+ * that the name of the copyright holders not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission. The copyright holders make no representations
+ * about the suitability of this software for any purpose. It is provided "as
+ * is" without express or implied warranty.
+ *
+ * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#ifndef _RRTRANSFORM_H_
+#define _RRTRANSFORM_H_
+
+#include <X11/extensions/randr.h>
+#include "picturestr.h"
+
+typedef struct _rrTransform RRTransformRec, *RRTransformPtr;
+
+struct _rrTransform {
+ PictTransform transform;
+ struct pict_f_transform f_transform;
+ struct pict_f_transform f_inverse;
+ PictFilterPtr filter;
+ xFixed *params;
+ int nparams;
+ int width;
+ int height;
+};
+
+extern _X_EXPORT void
+RRTransformInit (RRTransformPtr transform);
+
+extern _X_EXPORT void
+RRTransformFini (RRTransformPtr transform);
+
+extern _X_EXPORT Bool
+RRTransformEqual (RRTransformPtr a, RRTransformPtr b);
+
+extern _X_EXPORT Bool
+RRTransformSetFilter (RRTransformPtr dst,
+ PictFilterPtr filter,
+ xFixed *params,
+ int nparams,
+ int width,
+ int height);
+
+extern _X_EXPORT Bool
+RRTransformCopy (RRTransformPtr dst, RRTransformPtr src);
+
+/*
+ * Compute the complete transformation matrix including
+ * client-specified transform, rotation/reflection values and the crtc
+ * offset.
+ *
+ * Return TRUE if the resulting transform is not a simple translation.
+ */
+extern _X_EXPORT Bool
+RRTransformCompute (int x,
+ int y,
+ int width,
+ int height,
+ Rotation rotation,
+ RRTransformPtr rr_transform,
+ struct pict_f_transform *sprite_position_transform,
+ struct pict_f_transform *sprite_image_transform,
+
+ PictTransformPtr transform,
+ struct pict_f_transform *f_transform,
+ struct pict_f_transform *f_inverse,
+ struct pict_f_transform *f_fb_to_sprite,
+ struct pict_f_transform *f_sprite_to_image,
+ Bool *sprite_transform_in_use);
+
+#endif /* _RRTRANSFORM_H_ */
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